100% hygienic: captures more fine dust and the smallest particles than ordinary paper bags; Up to 25% more volume of the bag thanks to the special construction of the bag - it adapts to the suction area of ​​the vacuum cleaner and increases the volume compared to a regular bag; The Unibag maximizes the suction power of the vacuum cleaner; Resistant to soaking in moisture, tearing with a sharp object, 4 times longer life compared to paper bags; Easy fastening of the adapter to the bag with a rubber seal around the fit; You buy an adapter once and you never have to decide which bag belongs to your vacuum cleaner